USING GUIDE: On series machines, replace the for RPC I17 U cable with a wireless bluetooth computer that is controlled by the Bluetooth radio series. | USING INSTRUCTION: The for YAESU CT 62 computer cable in the for YAESU FT 817 FT 857 FT 897 has been replaced with wireless bluetooth (the for FT 817 machine has been tested for use), using an for Android phone or computer to control the for 8X7 series radio through bluetooth. | APPLICABLE MODEL: 1PCS for CAT to Bluetooth adapter converter for YAESU FT 817 FT 857 FT 897 FT897 FT817. Check the model for better fit! | ABS MATERIAL: Made of premium ABS material, this Blue tooth adapter is lightweight, compact, and easy to carry, making it ideal for on-the-go use. | EASY OPERATION: Equipped with an indicator light, this adapter provides visual cues to indicate its status, ensuring a seamless and user-friendly experience.